Temporarily change the maximum server initial congestion window to 10

net/quic/quic_protocol.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_QUIC_QUIC_PROTOCOL_H_
 #define NET_QUIC_QUIC_PROTOCOL_H_
 
 #include <stddef.h>
 #include <limits>
 #include <map>
@@ skipping 38 matching lines @@
 // Default and initial maximum size in bytes of a QUIC packet.
 const QuicByteCount kDefaultMaxPacketSize = 1200;
 // The maximum packet size of any QUIC packet, based on ethernet's max size,
 // minus the IP and UDP headers. IPv6 has a 40 byte header, UPD adds an
 // additional 8 bytes.  This is a total overhead of 48 bytes.  Ethernet's
 // max packet size is 1500 bytes,  1500 - 48 = 1452.
 const QuicByteCount kMaxPacketSize = 1452;
 
 // Maximum size of the initial congestion window in packets.
 const size_t kDefaultInitialWindow = 10;
-const size_t kMaxInitialWindow = 100;
+// TODO(ianswett): Temporarily changed to 10 due to a large number of clients
+// mistakenly negotiating 100 initially and suffering the consequences.
+const size_t kMaxInitialWindow = 10;
 
 // Maximum size of the congestion window, in packets, for TCP congestion control
 // algorithms.
 const size_t kMaxTcpCongestionWindow = 200;
 
 // Don't allow a client to suggest an RTT longer than 15 seconds.
 const size_t kMaxInitialRoundTripTimeUs = 15 * kNumMicrosPerSecond;
 
 // Maximum number of open streams per connection.
 const size_t kDefaultMaxStreamsPerConnection = 100;
@@ skipping 877 matching lines @@
   WriteStatus status;
   union {
     int bytes_written;  // only valid when status is OK
     int error_code;  // only valid when status is ERROR
   };
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_PROTOCOL_H_